On May 18 2015, a young male puma wandered deep into San Mateo. He was caught by California Department of Fish and Wildlife wardens and transported back into nearby open space. We met the wardens near the release site to place a collar on him. One year later, 56M is...

We recaptured puma 38F last week. She’s a 4 year old female. 38F’s previous claim to fame was being the star of a great web video that was produced by San Francisco’s KQED and the eventual mother of this cute little guy… Using radio-telemetry collars, like we...

Remember 36m? This is the guy whose home range included the UCSC campus and went all the way up north close to Big Basin! This is 36M’s territory. Each circle is a GPS location separated by up to 4 hours. One day he even decided to make a kill within view of...

A young male puma was captured and returned safely to the wilds yesterday by the California Department of Fish and Wildlife and San Mateo Police. As scientists studying pumas, we often receive questions about pumas when this happens. Usually the first questions are...

On February 3, puma project researcher Paul Houghtaling went looking for 25F again. In May 2012, 25F’s collar stopped sending GPS data, and we have been attempting to get her a new collar ever since. After many previous attempts to track down 25f, Paul went back...

The following guest post was written by Puma Project field technician Sean McCain: Today’s goal was to make a final attempt to access 19F’s den site and collar her two five-week-old kittens so we could monitor them into adulthood. This would be our final attempt...